Home / 14,017,412.20-20,992,940.70-9,505,258.60

Finding the Fourth Proportional to 14,017,412.20, 20,992,940.70 and 9,505,258.60

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Solution

The fourth proportional to 14,017,412.20, 20,992,940.70 and 9,505,258.60 is: 14,235,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017,412.20 : 20,992,940.70 = 9,505,258.60 : x
  2. Step 2: Convert to fraction form
    14,017,412.20/20,992,940.70 = 9,505,258.60/x
  3. Step 3: Cross multiply
    14,017,412.20x = 20,992,940.70 × 9,505,258.60
  4. Step 4: Simplify right side
    14,017,412.20x = 199,543,330,127,965
  5. Step 5: Solve for x
    x = 199,543,330,127,965/14,017,412.20
  6. Step 6: Final answer
    x = 14,235,390.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.